C1 noun /rɪˈflɛktər/
reflector
Reflektor
Meaning
A surface or device that reflects light, heat, or sound, often used to direct beams or improve visibility.
Example
The cyclist attached a red reflector to the back of his bike for safety.
Der Radfahrer befestigte einen roten Reflektor an der Rückseite seines Fahrrads zur Sicherheit.